Pls asap ill give at a conference for 500 people, 30% of the participants are french, 15% are americans, 5% are germans, and are of other nationalities. how many french participants are at the conference?

30
150
160
250

150

Step-by-step explanation:

30/100 times 500/1 = 150

d. 8

step-by-step explanation:

the given radical expression is:

we can rewrite this as:

we express as square numbers to get;

the exponents will now cancel out to give.

the correct answer is d

graph b

step-by-step explanation:

one solution- graph a (clear intercepting point.)

no solution- graph b (they're parallel, there will never be a point of interception.)

infinite solutions- graph c (all points intercept.)